CN221198916U - Rubber spring test fixture - Google Patents
Rubber spring test fixture Download PDFInfo
- Publication number
- CN221198916U CN221198916U CN202323236914.1U CN202323236914U CN221198916U CN 221198916 U CN221198916 U CN 221198916U CN 202323236914 U CN202323236914 U CN 202323236914U CN 221198916 U CN221198916 U CN 221198916U
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- rubber spring
- supporting plate
- supporting seat
- base
- sliding
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000003139 buffering effect Effects 0.000 claims abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of test devices, and provides a rubber spring test tool, which comprises: a support base; the two clamping seats are symmetrically arranged on the supporting seat; the pressurizing block is arranged on the supporting seat and is used for pressurizing the rubber spring arranged on the clamping seat; the supporting plate is arranged on the supporting seat and positioned below the pressurizing block, and is used for bearing the pressurizing block; the elastic mechanism is arranged below the supporting plate and is used for buffering the supporting plate; the limiting rod is arranged on the supporting seat and used for limiting the pressing block and preventing the pressing block from falling out of the supporting seat. Through above-mentioned technical scheme, not set up the risk that drops to preventing the piece that applies pressure in having solved among the prior art test fixture, when rubber spring is experimental, if rubber spring inefficacy, the piece that applies pressure can fall down, jeopardizes the problem of test personnel safety.
Description
Technical Field
The utility model relates to the technical field of test devices, in particular to a rubber spring test tool.
Background
At present, with the rapid development of high-speed rail traffic, higher requirements are put on the comfort level of vehicles. The rubber herringbone spring has the characteristics of simple structure, convenient maintenance, no abrasion, low noise, good three-dimensional vibration reduction effect and the like, and can be widely applied to rail transit, and the static performance, the dynamic performance and the creep performance of the produced rubber herringbone spring for the rail vehicle are required to be tested.
Traditional rubber spring test fixture only extrudes the briquetting through the hydraulic press to this carries out performance test to the rubber herringbone spring of installing in test fixture, but does not set up the risk that prevents to exert pressure the piece and drop in the current test fixture, when rubber spring is in the test, if rubber spring inefficacy, the briquetting can fall down, harm test personnel safety.
Therefore, there is a need in the art for a new rubber spring test fixture to address the above-described problems.
Disclosure of utility model
The utility model provides a rubber spring test tool, which solves the problem that the test tool in the related art is not provided with a risk of preventing a pressing block from falling, and when a rubber spring is in a test, if the rubber spring fails, the pressing block can fall down, so that the safety of test personnel is endangered.
The technical scheme of the utility model is as follows:
Rubber spring test fixture includes:
A support base;
The two clamping seats are symmetrically arranged on the supporting seat;
The pressurizing block is arranged on the supporting seat and is used for pressurizing the rubber spring arranged on the clamping seat;
the supporting plate is arranged on the supporting seat and positioned below the pressing block, and is used for bearing the pressing block;
The elastic mechanism is arranged below the supporting plate and is used for buffering the supporting plate;
The limiting rod is arranged on the supporting seat and used for limiting the pressing block and preventing the pressing block from falling out of the supporting seat.
Preferably, the support base includes:
a base provided with a containing groove for installing the supporting plate and the elastic piece;
The two side supports are symmetrically arranged relative to the base, the two side supports are fixedly connected with two side walls of the base respectively, and opposite side surfaces of the two side supports are inclined planes;
The mounting groove is arranged on the inclined plane of the side support and is used for mounting the clamping seat.
Preferably, the elastic mechanism includes:
A fixing plate;
The four telescopic columns are respectively and fixedly arranged at corners of the supporting plate, one end of a fixed cylinder of each telescopic column is fixedly connected with the bottom surface of the supporting plate, and one end of a telescopic rod of each telescopic column is fixedly connected with the top surface of the fixed plate;
the piston rod of each telescopic column is sleeved with one first elastic piece.
Preferably, the elastic member mechanism further includes:
The sliding rod is arranged on the fixed plate;
the two sliding blocks are arranged on the sliding rod in a sliding way;
The second elastic piece is arranged on the sliding rod, the second elastic piece is positioned between the two sliding blocks, and two ends of the second elastic piece are respectively abutted with the opposite side walls of the two sliding blocks;
The connecting rods are two, one connecting rod is hinged to each sliding block, and one end of each connecting rod is hinged to the bottom surface of the side wall of the supporting plate.
Preferably, the card seat includes:
A base;
the V-shaped groove is formed in the side wall of the base body and is matched with the outer wall of the rubber spring;
The sliding strip is arranged on one side of the base body, which is away from the V-shaped groove, and the sliding strip is spliced with the mounting groove.
Preferably, the method further comprises:
The bottom plate is arranged at the bottom of the supporting seat, and the middle part of the bottom plate is hinged with the middle part of the bottom surface of the base;
The two cylinders are symmetrically arranged on the bottom plate and used for driving the supporting seat to deflect left and right.
The beneficial effects of the utility model are as follows:
1. According to the utility model, the supporting plate and the elastic mechanism are arranged, so that the falling pressing block can be received, the pressing block is prevented from directly falling out of the supporting seat, and when the pressing block falls onto the supporting plate, the elastic mechanism can play a role in buffering the supporting plate, the pressing block is prevented from reversely popping up the supporting plate, and the protection effect of the test fixture is improved.
2. According to the utility model, the limiting rod is arranged to limit the pressurizing block, so that the pressurizing block is prevented from falling off from the rubber spring in the experiment, the installability of the test tool can be improved, and the test can not be influenced.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a front view of a rubber spring test fixture of the present utility model;
FIG. 2 is a schematic diagram of a rubber spring test fixture according to the present utility model;
FIG. 3 is a schematic diagram of the internal structure of the rubber spring test fixture of the utility model;
FIG. 4 is a schematic diagram of the elastic mechanism of the present utility model.
In the figure, 1, a supporting seat; 101. a base; 102. a side support; 2. a clamping seat; 201. a V-shaped groove; 3. pressurizing the block; 4. a rubber spring; 5. a limit rod; 6. a supporting plate; 7. a cylinder; 8. a bottom plate; 9. a mounting groove; 10. a slide bar; 11. a support column; 12. a first elastic member; 13. a fixing plate; 14. a slide bar; 15. a slide block; 16. a second elastic member; 17. and a connecting rod.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, this embodiment provides a rubber spring test fixture, including:
A support base 1;
the two clamping seats 2 are symmetrically arranged on the supporting seat 1;
The pressurizing block 3 is arranged on the supporting seat 1 and is used for pressurizing the rubber spring 4 arranged on the clamping seat 2;
the supporting plate 6 is arranged on the supporting seat 1 and positioned below the pressurizing block 3, and the supporting plate 6 is used for bearing the pressurizing block 3;
The elastic mechanism is arranged below the supporting plate 6 and is used for buffering the supporting plate 6;
The limiting rod 5 is arranged on the supporting seat 1, and the limiting rod 5 is used for limiting the pressing block 3 and preventing the pressing block 3 from falling out of the supporting seat 1.
In the above scheme, the supporting seat 1 and the clamping seat 2 are detachably connected, for example, are inserted or clamped, and the two clamping seats 2 are symmetrically installed on two side walls of the supporting seat 1. When the test of the rubber springs 4 is performed, two rubber springs 4 are required to be respectively mounted on the two clamping bases 2, then the pressing block 3 is mounted between the two rubber springs 4, after the mounting is completed, the pressing block 3 is pressed downwards through the hydraulic press, so that the pressing block 3 can test the rubber springs 4, and the pressure of the rubber springs 4 in an actual working scene is simulated.
In addition, the longitudinal section of the pressing block 3 of the device is isosceles trapezoid, and the lower side length of the pressing block 3 is smaller than the upper side length of the pressing block 3. And, the sidewall of the pressing block 3 is parallel to the sidewall of the cartridge 2. Applying a preset impact load to the pressing block 3 along the vertical direction, namely simulating the vibration working condition of the railway vehicle caused by jolting in a heavy load state; the pressing block 3 is applied with a preset impact load along the transverse direction, so that the vibration working condition caused by the abnormal running state of the railway vehicle can be simulated; the pressing block 3 is applied with a preset impact load along the longitudinal direction, so that the vibration working condition of the railway vehicle caused by the meandering running state can be simulated. Meanwhile, the two rubber springs 4 are installed according to the actual use state, so that the stress state of the rubber springs 4 in the actual use state can be objectively simulated, and the test data are more real and accurate.
Further, the support base 1 includes:
The base 101 is internally provided with a containing groove for installing the supporting plate 6 and the elastic piece;
The two side supports 102 are symmetrically arranged about the base 101, the two side supports 102 are fixedly connected with two side walls of the base 101, and one side surface of the two side supports 102, facing the base 101, is an inclined surface;
The mounting groove 9 is arranged on the inclined plane of the side support 102, and the mounting groove 9 is used for mounting the clamping seat 2.
In the above-mentioned scheme, the base 101 is a rectangular seat, the longitudinal section of the side support 102 is a direct trapezoid, the side surface of the side support 102, which is close to the base 101, is an inclined surface, and when the card holder 2 is mounted on the side support 102, the card holder 2 is also arranged obliquely, so that the card holder 2 and the side wall of the pressing block 3 are arranged in parallel.
Further, the elastic mechanism includes:
a fixing plate 13;
The four telescopic columns are respectively and fixedly arranged at the corners of the supporting plate 6, one end of a fixed cylinder of each telescopic column is fixedly connected with the bottom surface of the supporting plate 6, and one end of a telescopic rod of each telescopic column is fixedly connected with the top surface of the fixed plate 13;
The piston rod of each telescopic column is sleeved with one first elastic piece 12, and the number of the first elastic pieces 12 is four.
In the above scheme, the telescopic column cooperates with the first elastic element 12 to buffer the supporting plate 6, wherein the telescopic column can also limit the moving direction of the supporting plate 6, so that the supporting plate 6 can only move longitudinally, and the sliding of the supporting plate 6 is prevented. Secondly, the first elastic member 12 plays a main role of cushioning, and the telescopic column can play a role of supporting the pallet 6.
Further, the elastic member mechanism further includes:
The slide bar 14 is arranged on the fixed plate 13;
The two sliding blocks 15 are arranged, and the two sliding blocks 15 are arranged on the sliding rod 14 in a sliding way;
The second elastic piece 16 is arranged on the slide bar 14, the second elastic piece 16 is positioned between the two slide blocks 15, and two ends of the second elastic piece 16 are respectively abutted with the opposite side walls of the two slide blocks 15;
The connecting rods 17 are two, one end of each connecting rod 17 is hinged with the sliding block 15, and the other end of each connecting rod 17 is hinged with the bottom surface of the side wall of the supporting plate 6.
In the above scheme, two slide bars 14 are provided, the two slide bars 14 are symmetrically disposed on the fixed plate 13, when the pallet 6 is pressed down, the connecting rod 17 will deflect under the extrusion of the pallet 6, so that the connecting rod 17 pushes the slide blocks 15 to move along the slide bars 14 in opposite directions, the two slide blocks 15 will pressurize the second elastic member 16, and the second elastic member 16 will exert elastic force on the pallet 6. The first elastic member 12 and the second elastic member 16 are both springs.
Further, the card holder 2 includes:
A base;
The V-shaped groove 201 is formed in the side wall of the base body, and the V-shaped groove 201 is matched with the outer wall of the rubber spring 4;
The sliding strip 10 is arranged on one side of the base body, which is away from the V-shaped groove 201, and the sliding strip 10 is spliced with the mounting groove 9.
In the above-mentioned scheme, the V-shaped groove 201 is for adapting to the rubber spring 4, and it should be noted that the test object of the device is a rubber chevron spring, and secondly, a fixing block is provided at the bottom of the seat body, and the fixing block is used for limiting the rubber spring 4, so as to prevent the rubber spring 4 from slipping off the V-shaped groove 201. The slide bar 10 is used for connecting the seat body with the side support 102, the slide bar 10 is a fixed bar, and the slide bar 10 is in limit sliding connection with the mounting groove 9 of the side support 102.
Further, the method further comprises the following steps:
the bottom plate 8 is arranged at the bottom of the supporting seat 1, and the middle part of the bottom plate 8 is hinged with the middle part of the bottom surface of the base 101;
The two cylinders 7 are symmetrically arranged on the bottom plate 8, and the two cylinders 7 are used for controlling the left and right deflection of the supporting seat 1.
In the scheme, through the cooperation of the two air cylinders 7, the pressing block 3 can apply different impact loads to the two rubber springs 4, and the test effect is improved.
The working process comprises the following steps: during the test, firstly, the clamping seat 2 is arranged on the side support 102 along the mounting groove 9, then the rubber springs 4 are arranged along the V-shaped groove 201, then the pressurizing block 3 is arranged between the two rubber springs 4, the pressurizing block 3 is pressed down by the hydraulic press to test the rubber springs 4, impact loads in different directions can be applied according to different test requirements, the air cylinder 7 can be controlled to drive the supporting seat 1 to deflect, and test results of the two rubber springs 4 when the two rubber springs are subjected to unbalanced loads can be tested. When the rubber spring 4 fails in the test, the limiting rod 5 can prevent the pressurizing block 3 from falling down from the supporting seat 1, and the elastic mechanism and the supporting plate 6 can catch the pressurizing block 3 to prevent the pressurizing block 3 from damaging test personnel.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. Rubber spring test frock, its characterized in that includes:
A support base (1);
The two clamping seats (2) are arranged, and the two clamping seats (2) are symmetrically arranged on the supporting seat (1);
The pressurizing block (3) is arranged on the supporting seat (1) and is used for pressurizing the rubber spring (4) arranged on the clamping seat (2);
The supporting plate (6) is arranged on the supporting seat (1) and positioned below the pressing block (3), and the supporting plate (6) is used for bearing the pressing block (3);
The elastic mechanism is arranged below the supporting plate (6) and is used for buffering the supporting plate (6);
The limiting rod (5) is arranged on the supporting seat (1), and the limiting rod (5) is used for limiting the pressing block (3) and preventing the pressing block (3) from falling out of the supporting seat (1).
2. The rubber spring test fixture according to claim 1, characterized in that the support base (1) comprises:
a base (101) provided with a containing groove for installing the supporting plate (6) and the elastic mechanism;
The two side supports (102) are symmetrically arranged relative to the base (101), the two side supports (102) are fixedly connected with two side walls of the base (101) respectively, and opposite side surfaces of the two side supports (102) are inclined surfaces;
The mounting groove (9) is arranged on the inclined plane of the side support (102), and the mounting groove (9) is used for mounting the clamping seat (2).
3. The rubber spring test fixture of claim 2, wherein the elastic mechanism comprises:
A fixed plate (13);
The four telescopic columns are respectively and fixedly arranged at corners of the supporting plate (6), one end of a fixed cylinder of each telescopic column is fixedly connected with the bottom surface of the supporting plate (6), and one end of a telescopic rod of each telescopic column is fixedly connected with the top surface of the fixed plate (13);
The four first elastic pieces (12) are arranged, and the piston rod of each telescopic column is sleeved with one first elastic piece (12).
4. The rubber spring test fixture of claim 3, wherein the elastic mechanism further comprises:
The sliding rod (14) is arranged on the fixed plate (13);
The sliding blocks (15) are two, and the two sliding blocks (15) are arranged on the sliding rod (14) in a sliding manner;
The second elastic piece (16) is arranged on the sliding rod (14), the second elastic piece (16) is positioned between the two sliding blocks (15), and two ends of the second elastic piece (16) are respectively abutted with the opposite side walls of the two sliding blocks (15);
The two connecting rods (17) are arranged, one connecting rod (17) is hinged to each sliding block (15), and one end of each connecting rod (17) is hinged to the bottom surface of the side wall of the supporting plate (6).
5. The rubber spring test fixture according to claim 2, wherein the cartridge (2) comprises:
A base;
The V-shaped groove (201) is formed in the side wall of the base body, and the V-shaped groove (201) is matched with the outer wall of the rubber spring (4);
The sliding strip (10) is arranged on one side of the base body, which is away from the V-shaped groove (201), and the sliding strip (10) is inserted into the mounting groove (9).
6. The rubber spring test fixture of claim 2, further comprising:
The bottom plate (8) is arranged at the bottom of the supporting seat (1), and the middle part of the bottom plate (8) is hinged with the middle part of the bottom surface of the base (101);
The two cylinders (7) are symmetrically arranged on the bottom plate (8), and the two cylinders (7) are used for driving the supporting seat (1) to deflect left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323236914.1U CN221198916U (en) | 2023-11-29 | 2023-11-29 | Rubber spring test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323236914.1U CN221198916U (en) | 2023-11-29 | 2023-11-29 | Rubber spring test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221198916U true CN221198916U (en) | 2024-06-21 |
Family
ID=91489927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323236914.1U Active CN221198916U (en) | 2023-11-29 | 2023-11-29 | Rubber spring test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221198916U (en) |
-
2023
- 2023-11-29 CN CN202323236914.1U patent/CN221198916U/en active Active
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